diff --git a/README.md b/README.md
index acceceb..a6008fb 100644
--- a/README.md
+++ b/README.md
@@ -65,21 +65,21 @@ jobs:
 
 ## Inputs
 
-| Input                 | Description                                                                                                          | Required | Default                      |
-| --------------------- | -------------------------------------------------------------------------------------------------------------------- | -------- | ---------------------------- |
-| `anthropic_api_key`   | Anthropic API key (required for direct API, not needed for Bedrock/Vertex)                                           | No\*     | -                            |
-| `direct_prompt`       | Direct prompt for Claude to execute automatically without needing a trigger (for automated workflows)                | No       | -                            |
-| `timeout_minutes`     | Timeout in minutes for execution                                                                                     | No       | `30`                         |
-| `github_token`        | GitHub token for Claude to operate with. **Only include this if you're connecting a custom GitHub app of your own!** | No       | -                            |
-| `model`               | Model to use (provider-specific format required for Bedrock/Vertex)                                                  | No       | -                            |
-| `anthropic_model`     | **DEPRECATED**: Use `model` instead. Kept for backward compatibility.                                                | No       | `claude-3-7-sonnet-20250219` |
-| `use_bedrock`         | Use Amazon Bedrock with OIDC authentication instead of direct Anthropic API                                          | No       | `false`                      |
-| `use_vertex`          | Use Google Vertex AI with OIDC authentication instead of direct Anthropic API                                        | No       | `false`                      |
-| `allowed_tools`       | Additional tools for Claude to use (the base GitHub tools will always be included)                                   | No       | ""                           |
-| `disallowed_tools`    | Tools that Claude should never use                                                                                   | No       | ""                           |
-| `custom_instructions` | Additional custom instructions to include in the prompt for Claude                                                   | No       | ""                           |
-| `assignee_trigger`    | The assignee username that triggers the action (e.g. @claude). Only used for issue assignment                        | No       | -                            |
-| `trigger_phrase`      | The trigger phrase to look for in comments, issue/PR bodies, and issue titles                                        | No       | `@claude`                    |
+| Input                 | Description                                                                                                          | Required | Default   |
+| --------------------- | -------------------------------------------------------------------------------------------------------------------- | -------- | --------- |
+| `anthropic_api_key`   | Anthropic API key (required for direct API, not needed for Bedrock/Vertex)                                           | No\*     | -         |
+| `direct_prompt`       | Direct prompt for Claude to execute automatically without needing a trigger (for automated workflows)                | No       | -         |
+| `timeout_minutes`     | Timeout in minutes for execution                                                                                     | No       | `30`      |
+| `github_token`        | GitHub token for Claude to operate with. **Only include this if you're connecting a custom GitHub app of your own!** | No       | -         |
+| `model`               | Model to use (provider-specific format required for Bedrock/Vertex)                                                  | No       | -         |
+| `anthropic_model`     | **DEPRECATED**: Use `model` instead. Kept for backward compatibility.                                                | No       | -         |
+| `use_bedrock`         | Use Amazon Bedrock with OIDC authentication instead of direct Anthropic API                                          | No       | `false`   |
+| `use_vertex`          | Use Google Vertex AI with OIDC authentication instead of direct Anthropic API                                        | No       | `false`   |
+| `allowed_tools`       | Additional tools for Claude to use (the base GitHub tools will always be included)                                   | No       | ""        |
+| `disallowed_tools`    | Tools that Claude should never use                                                                                   | No       | ""        |
+| `custom_instructions` | Additional custom instructions to include in the prompt for Claude                                                   | No       | ""        |
+| `assignee_trigger`    | The assignee username that triggers the action (e.g. @claude). Only used for issue assignment                        | No       | -         |
+| `trigger_phrase`      | The trigger phrase to look for in comments, issue/PR bodies, and issue titles                                        | No       | `@claude` |
 
 \*Required when using direct Anthropic API (default and when not using Bedrock or Vertex)
 
diff --git a/action.yml b/action.yml
index 20b84f1..85b882a 100644
--- a/action.yml
+++ b/action.yml
@@ -20,7 +20,6 @@ inputs:
   anthropic_model:
     description: "DEPRECATED: Use 'model' instead. Model to use (provider-specific format required for Bedrock/Vertex)"
     required: false
-    default: "claude-3-7-sonnet-20250219"
   allowed_tools:
     description: "Additional tools for Claude to use (the base GitHub tools will always be included)"
     required: false